.art-container{
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 5px;
  box-sizing: border-box; 
  align-items: center;
}

.art-card {
  width: calc(70% - 2px);
  height: calc(100% - 2px);
  border-radius: 5px;
  margin: 1px;
  overflow: auto;
  -webkit-border-radius: 5px;
  -moz-border-radius: 5px;
  -ms-border-radius: 5px;
  -o-border-radius: 5px;
}

.content-scroll {
  &::-webkit-scrollbar {
    width: 6px;
    background: transparent;
  }
  
  &::-webkit-scrollbar-thumb {
    background: transparent;
    border-radius: 3px;
    transition: background 0.3s;
  }

  &:hover::-webkit-scrollbar-thumb,
  &:active::-webkit-scrollbar-thumb {
    background: #888;
  }
}